Home / 2,055.04-3,082.56-756.52

Finding the Fourth Proportional to 2,055.04, 3,082.56 and 756.52

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Solution

The fourth proportional to 2,055.04, 3,082.56 and 756.52 is: 1,134.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055.04 : 3,082.56 = 756.52 : x
  2. Step 2: Convert to fraction form
    2,055.04/3,082.56 = 756.52/x
  3. Step 3: Cross multiply
    2,055.04x = 3,082.56 × 756.52
  4. Step 4: Simplify right side
    2,055.04x = 2,332,018.29
  5. Step 5: Solve for x
    x = 2,332,018.29/2,055.04
  6. Step 6: Final answer
    x = 1,134.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.